./Ultimate.py --spec ../../sv-benchmarks/c/properties/unreach-call.prp --file ../../sv-benchmarks/c/aws-c-common/aws_byte_cursor_from_buf_harness_negated.i --full-output --architecture 64bit -------------------------------------------------------------------------------- Checking for ERROR reachability Using default analysis Version 4fc63b2a Calling Ultimate with: /usr/lib/jvm/java-1.11.0-openjdk-amd64/bin/java -Dosgi.configuration.area=/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_145b1373-1e6a-484a-aa8f-5c33978bcbb7/bin/uautomizer-verify-4GaUIPS5ZU/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_145b1373-1e6a-484a-aa8f-5c33978bcbb7/bin/uautomizer-verify-4GaUIPS5ZU/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_145b1373-1e6a-484a-aa8f-5c33978bcbb7/bin/uautomizer-verify-4GaUIPS5ZU/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_145b1373-1e6a-484a-aa8f-5c33978bcbb7/bin/uautomizer-verify-4GaUIPS5ZU/config/AutomizerReach.xml -i ../../sv-benchmarks/c/aws-c-common/aws_byte_cursor_from_buf_harness_negated.i -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_145b1373-1e6a-484a-aa8f-5c33978bcbb7/bin/uautomizer-verify-4GaUIPS5ZU/config/svcomp-Reach-64bit-Automizer_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_145b1373-1e6a-484a-aa8f-5c33978bcbb7/bin/uautomizer-verify-4GaUIPS5ZU --witnessprinter.witness.filename witness --witnessprinter.write.witness.besides.input.file false --witnessprinter.graph.data.specification CHECK( init(main()), LTL(G ! call(reach_error())) ) --witnessprinter.graph.data.producer Automizer --witnessprinter.graph.data.architecture 64bit --witnessprinter.graph.data.programhash 3d97d04097e42514d5700bbc256d61ac595fb6c5eca16e749be15c2d6158293f --- Real Ultimate output --- This is Ultimate 0.2.5-dev-4fc63b2 [2024-10-31 22:19:08,969 INFO L188 SettingsManager]: Resetting all preferences to default values... [2024-10-31 22:19:09,066 INFO L114 SettingsManager]: Loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_145b1373-1e6a-484a-aa8f-5c33978bcbb7/bin/uautomizer-verify-4GaUIPS5ZU/config/svcomp-Reach-64bit-Automizer_Default.epf [2024-10-31 22:19:09,072 WARN L101 SettingsManager]: Preference file contains the following unknown settings: [2024-10-31 22:19:09,076 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.core.Log level for class [2024-10-31 22:19:09,114 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2024-10-31 22:19:09,117 INFO L151 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2024-10-31 22:19:09,117 INFO L153 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2024-10-31 22:19:09,118 INFO L151 SettingsManager]: Preferences of Boogie Preprocessor differ from their defaults: [2024-10-31 22:19:09,119 INFO L153 SettingsManager]: * Use memory slicer=true [2024-10-31 22:19:09,119 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2024-10-31 22:19:09,120 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS [2024-10-31 22:19:09,122 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2024-10-31 22:19:09,124 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2024-10-31 22:19:09,124 INFO L153 SettingsManager]: * Use SBE=true [2024-10-31 22:19:09,125 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2024-10-31 22:19:09,125 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2024-10-31 22:19:09,125 INFO L153 SettingsManager]: * Overapproximate operations on floating types=true [2024-10-31 22:19:09,130 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2024-10-31 22:19:09,130 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2024-10-31 22:19:09,131 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2024-10-31 22:19:09,131 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2024-10-31 22:19:09,132 INFO L153 SettingsManager]: * Allow undefined functions=false [2024-10-31 22:19:09,132 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2024-10-31 22:19:09,132 INFO L153 SettingsManager]: * Use constant arrays=true [2024-10-31 22:19:09,133 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2024-10-31 22:19:09,133 INFO L153 SettingsManager]: * Size of a code block=SequenceOfStatements [2024-10-31 22:19:09,133 INFO L153 SettingsManager]: * Only consider context switches at boundaries of atomic blocks=true [2024-10-31 22:19:09,134 INFO L153 SettingsManager]: * SMT solver=External_DefaultMode [2024-10-31 22:19:09,134 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 [2024-10-31 22:19:09,134 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2024-10-31 22:19:09,135 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2024-10-31 22:19:09,137 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2024-10-31 22:19:09,137 INFO L153 SettingsManager]: * Trace refinement strategy=CAMEL [2024-10-31 22:19:09,138 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2024-10-31 22:19:09,138 INFO L153 SettingsManager]: * Apply one-shot large block encoding in concurrent analysis=false [2024-10-31 22:19:09,138 INFO L153 SettingsManager]: * Automaton type used in concurrency analysis=PETRI_NET [2024-10-31 22:19:09,138 INFO L153 SettingsManager]: * Order on configurations for Petri net unfoldings=DBO [2024-10-31 22:19:09,138 INFO L153 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2024-10-31 22:19:09,139 INFO L153 SettingsManager]: * Looper check in Petri net analysis=SEMANTIC WARNING: An illegal reflective access operation has occurred WARNING: Illegal reflective access by com.sun.xml.bind.v2.runtime.reflect.opt.Injector$1 (file:/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_145b1373-1e6a-484a-aa8f-5c33978bcbb7/bin/uautomizer-verify-4GaUIPS5ZU/plugins/com.sun.xml.bind_2.2.0.v201505121915.jar) to method java.lang.ClassLoader.defineClass(java.lang.String,byte[],int,int) WARNING: Please consider reporting this to the maintainers of com.sun.xml.bind.v2.runtime.reflect.opt.Injector$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_145b1373-1e6a-484a-aa8f-5c33978bcbb7/bin/uautomizer-verify-4GaUIPS5ZU Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Automizer Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 64bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 3d97d04097e42514d5700bbc256d61ac595fb6c5eca16e749be15c2d6158293f [2024-10-31 22:19:09,448 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2024-10-31 22:19:09,480 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2024-10-31 22:19:09,485 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2024-10-31 22:19:09,487 INFO L270 PluginConnector]: Initializing CDTParser... [2024-10-31 22:19:09,488 INFO L274 PluginConnector]: CDTParser initialized [2024-10-31 22:19:09,489 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_145b1373-1e6a-484a-aa8f-5c33978bcbb7/bin/uautomizer-verify-4GaUIPS5ZU/../../sv-benchmarks/c/aws-c-common/aws_byte_cursor_from_buf_harness_negated.i Unable to find full path for "g++" [2024-10-31 22:19:11,579 INFO L533 CDTParser]: Created temporary CDT project at NULL [2024-10-31 22:19:12,169 INFO L384 CDTParser]: Found 1 translation units. [2024-10-31 22:19:12,171 INFO L180 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_145b1373-1e6a-484a-aa8f-5c33978bcbb7/sv-benchmarks/c/aws-c-common/aws_byte_cursor_from_buf_harness_negated.i [2024-10-31 22:19:12,218 INFO L427 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_145b1373-1e6a-484a-aa8f-5c33978bcbb7/bin/uautomizer-verify-4GaUIPS5ZU/data/05efd33a7/ae9a3945d53b4ccd89949dffeede3d5f/FLAGdb4351573 [2024-10-31 22:19:12,669 INFO L435 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_145b1373-1e6a-484a-aa8f-5c33978bcbb7/bin/uautomizer-verify-4GaUIPS5ZU/data/05efd33a7/ae9a3945d53b4ccd89949dffeede3d5f [2024-10-31 22:19:12,671 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2024-10-31 22:19:12,673 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2024-10-31 22:19:12,676 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2024-10-31 22:19:12,676 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2024-10-31 22:19:12,685 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2024-10-31 22:19:12,686 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 31.10 10:19:12" (1/1) ... [2024-10-31 22:19:12,687 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@5260c5be and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 31.10 10:19:12, skipping insertion in model container [2024-10-31 22:19:12,688 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 31.10 10:19:12" (1/1) ... [2024-10-31 22:19:12,818 INFO L175 MainTranslator]: Built tables and reachable declarations [2024-10-31 22:19:13,179 WARN L251 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_145b1373-1e6a-484a-aa8f-5c33978bcbb7/sv-benchmarks/c/aws-c-common/aws_byte_cursor_from_buf_harness_negated.i[4498,4511] [2024-10-31 22:19:13,191 WARN L251 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_145b1373-1e6a-484a-aa8f-5c33978bcbb7/sv-benchmarks/c/aws-c-common/aws_byte_cursor_from_buf_harness_negated.i[4558,4571] [2024-10-31 22:19:14,486 WARN L1657 CHandler]: Possible shadowing of function index [2024-10-31 22:19:14,487 WARN L1657 CHandler]: Possible shadowing of function index [2024-10-31 22:19:14,488 WARN L1657 CHandler]: Possible shadowing of function index [2024-10-31 22:19:14,489 WARN L1657 CHandler]: Possible shadowing of function index [2024-10-31 22:19:14,491 WARN L1657 CHandler]: Possible shadowing of function index [2024-10-31 22:19:14,509 WARN L1657 CHandler]: Possible shadowing of function index [2024-10-31 22:19:14,510 WARN L1657 CHandler]: Possible shadowing of function index [2024-10-31 22:19:14,513 WARN L1657 CHandler]: Possible shadowing of function index [2024-10-31 22:19:14,514 WARN L1657 CHandler]: Possible shadowing of function index [2024-10-31 22:19:15,354 WARN L1657 CHandler]: Possible shadowing of function index [2024-10-31 22:19:15,355 WARN L1657 CHandler]: Possible shadowing of function index [2024-10-31 22:19:15,443 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-10-31 22:19:15,528 INFO L200 MainTranslator]: Completed pre-run [2024-10-31 22:19:15,544 WARN L251 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_145b1373-1e6a-484a-aa8f-5c33978bcbb7/sv-benchmarks/c/aws-c-common/aws_byte_cursor_from_buf_harness_negated.i[4498,4511] [2024-10-31 22:19:15,544 WARN L251 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_145b1373-1e6a-484a-aa8f-5c33978bcbb7/sv-benchmarks/c/aws-c-common/aws_byte_cursor_from_buf_harness_negated.i[4558,4571] [2024-10-31 22:19:15,585 WARN L1657 CHandler]: Possible shadowing of function index [2024-10-31 22:19:15,586 WARN L1657 CHandler]: Possible shadowing of function index [2024-10-31 22:19:15,586 WARN L1657 CHandler]: Possible shadowing of function index [2024-10-31 22:19:15,587 WARN L1657 CHandler]: Possible shadowing of function index [2024-10-31 22:19:15,588 WARN L1657 CHandler]: Possible shadowing of function index [2024-10-31 22:19:15,595 WARN L1657 CHandler]: Possible shadowing of function index [2024-10-31 22:19:15,596 WARN L1657 CHandler]: Possible shadowing of function index [2024-10-31 22:19:15,597 WARN L1657 CHandler]: Possible shadowing of function index [2024-10-31 22:19:15,598 WARN L1657 CHandler]: Possible shadowing of function index [2024-10-31 22:19:15,755 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ __volatile__("" : "+r"(index)); [8237] [2024-10-31 22:19:15,757 WARN L1657 CHandler]: Possible shadowing of function index [2024-10-31 22:19:15,758 WARN L1657 CHandler]: Possible shadowing of function index [2024-10-31 22:19:15,779 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ __volatile__("" : : "r"(pBuf) : "memory"); [8723-8734] [2024-10-31 22:19:15,811 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-10-31 22:19:16,215 INFO L204 MainTranslator]: Completed translation [2024-10-31 22:19:16,215 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 31.10 10:19:16 WrapperNode [2024-10-31 22:19:16,216 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2024-10-31 22:19:16,216 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2024-10-31 22:19:16,217 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2024-10-31 22:19:16,217 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2024-10-31 22:19:16,223 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 31.10 10:19:16" (1/1) ... [2024-10-31 22:19:16,331 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 31.10 10:19:16" (1/1) ... [2024-10-31 22:19:16,418 INFO L138 Inliner]: procedures = 679, calls = 2633, calls flagged for inlining = 61, calls inlined = 9, statements flattened = 870 [2024-10-31 22:19:16,419 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2024-10-31 22:19:16,420 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2024-10-31 22:19:16,420 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2024-10-31 22:19:16,420 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2024-10-31 22:19:16,434 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 31.10 10:19:16" (1/1) ... [2024-10-31 22:19:16,434 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 31.10 10:19:16" (1/1) ... [2024-10-31 22:19:16,444 INFO L184 PluginConnector]: Executing the observer MemorySlicer from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 31.10 10:19:16" (1/1) ... [2024-10-31 22:19:16,550 INFO L175 MemorySlicer]: Split 565 memory accesses to 6 slices as follows [2, 257, 247, 14, 6, 39]. 45 percent of accesses are in the largest equivalence class. The 23 initializations are split as follows [2, 0, 11, 2, 0, 8]. The 495 writes are split as follows [0, 257, 232, 2, 2, 2]. [2024-10-31 22:19:16,554 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 31.10 10:19:16" (1/1) ... [2024-10-31 22:19:16,554 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 31.10 10:19:16" (1/1) ... [2024-10-31 22:19:16,603 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 31.10 10:19:16" (1/1) ... [2024-10-31 22:19:16,610 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 31.10 10:19:16" (1/1) ... [2024-10-31 22:19:16,625 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 31.10 10:19:16" (1/1) ... [2024-10-31 22:19:16,636 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 31.10 10:19:16" (1/1) ... [2024-10-31 22:19:16,653 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2024-10-31 22:19:16,654 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2024-10-31 22:19:16,654 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2024-10-31 22:19:16,654 INFO L274 PluginConnector]: RCFGBuilder initialized [2024-10-31 22:19:16,655 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 31.10 10:19:16" (1/1) ... [2024-10-31 22:19:16,661 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 [2024-10-31 22:19:16,673 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_145b1373-1e6a-484a-aa8f-5c33978bcbb7/bin/uautomizer-verify-4GaUIPS5ZU/z3 [2024-10-31 22:19:16,696 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_145b1373-1e6a-484a-aa8f-5c33978bcbb7/bin/uautomizer-verify-4GaUIPS5ZU/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 (exit command is (exit), workingDir is null) [2024-10-31 22:19:16,698 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_145b1373-1e6a-484a-aa8f-5c33978bcbb7/bin/uautomizer-verify-4GaUIPS5ZU/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 (1)] Waiting until timeout for monitored process [2024-10-31 22:19:16,729 INFO L130 BoogieDeclarations]: Found specification of procedure aws_byte_buf_is_valid [2024-10-31 22:19:16,731 INFO L138 BoogieDeclarations]: Found implementation of procedure aws_byte_buf_is_valid [2024-10-31 22:19:16,731 INFO L130 BoogieDeclarations]: Found specification of procedure aws_byte_cursor_is_valid [2024-10-31 22:19:16,731 INFO L138 BoogieDeclarations]: Found implementation of procedure aws_byte_cursor_is_valid [2024-10-31 22:19:16,731 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2024-10-31 22:19:16,732 INFO L130 BoogieDeclarations]: Found specification of procedure nondet_bool [2024-10-31 22:19:16,732 INFO L138 BoogieDeclarations]: Found implementation of procedure nondet_bool [2024-10-31 22:19:16,732 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~int#0 [2024-10-31 22:19:16,732 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~int#1 [2024-10-31 22:19:16,732 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~int#2 [2024-10-31 22:19:16,733 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~int#3 [2024-10-31 22:19:16,734 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~int#4 [2024-10-31 22:19:16,734 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~int#5 [2024-10-31 22:19:16,734 INFO L130 BoogieDeclarations]: Found specification of procedure read~int#0 [2024-10-31 22:19:16,734 INFO L130 BoogieDeclarations]: Found specification of procedure read~int#1 [2024-10-31 22:19:16,734 INFO L130 BoogieDeclarations]: Found specification of procedure read~int#2 [2024-10-31 22:19:16,734 INFO L130 BoogieDeclarations]: Found specification of procedure read~int#3 [2024-10-31 22:19:16,735 INFO L130 BoogieDeclarations]: Found specification of procedure read~int#4 [2024-10-31 22:19:16,735 INFO L130 BoogieDeclarations]: Found specification of procedure read~int#5 [2024-10-31 22:19:16,735 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_assert [2024-10-31 22:19:16,735 INFO L138 BoogieDeclarations]: Found implementation of procedure __VERIFIER_assert [2024-10-31 22:19:16,735 INFO L130 BoogieDeclarations]: Found specification of procedure aws_byte_cursor_from_buf [2024-10-31 22:19:16,735 INFO L138 BoogieDeclarations]: Found implementation of procedure aws_byte_cursor_from_buf [2024-10-31 22:19:16,735 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnHeap [2024-10-31 22:19:16,736 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2024-10-31 22:19:16,736 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$#0 [2024-10-31 22:19:16,736 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$#1 [2024-10-31 22:19:16,736 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$#2 [2024-10-31 22:19:16,737 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$#3 [2024-10-31 22:19:16,737 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$#4 [2024-10-31 22:19:16,737 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$#5 [2024-10-31 22:19:16,737 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2024-10-31 22:19:16,737 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2024-10-31 22:19:16,737 INFO L130 BoogieDeclarations]: Found specification of procedure bounded_malloc [2024-10-31 22:19:16,738 INFO L138 BoogieDeclarations]: Found implementation of procedure bounded_malloc [2024-10-31 22:19:16,738 INFO L130 BoogieDeclarations]: Found specification of procedure assert_byte_from_buffer_matches [2024-10-31 22:19:16,738 INFO L138 BoogieDeclarations]: Found implementation of procedure assert_byte_from_buffer_matches [2024-10-31 22:19:16,739 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~$Pointer$#0 [2024-10-31 22:19:16,739 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~$Pointer$#1 [2024-10-31 22:19:16,739 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~$Pointer$#2 [2024-10-31 22:19:16,739 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~$Pointer$#3 [2024-10-31 22:19:16,739 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~$Pointer$#4 [2024-10-31 22:19:16,739 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~$Pointer$#5 [2024-10-31 22:19:16,740 INFO L130 BoogieDeclarations]: Found specification of procedure assume_abort_if_not [2024-10-31 22:19:16,740 INFO L138 BoogieDeclarations]: Found implementation of procedure assume_abort_if_not [2024-10-31 22:19:16,740 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2024-10-31 22:19:16,740 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$#0 [2024-10-31 22:19:16,740 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$#1 [2024-10-31 22:19:16,740 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$#2 [2024-10-31 22:19:16,741 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$#3 [2024-10-31 22:19:16,741 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$#4 [2024-10-31 22:19:16,741 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$#5 [2024-10-31 22:19:16,741 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$#0 [2024-10-31 22:19:16,741 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$#1 [2024-10-31 22:19:16,741 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$#2 [2024-10-31 22:19:16,742 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$#3 [2024-10-31 22:19:16,742 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$#4 [2024-10-31 22:19:16,742 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$#5 [2024-10-31 22:19:16,742 INFO L130 BoogieDeclarations]: Found specification of procedure can_fail_allocator [2024-10-31 22:19:16,742 INFO L138 BoogieDeclarations]: Found implementation of procedure can_fail_allocator [2024-10-31 22:19:16,742 INFO L130 BoogieDeclarations]: Found specification of procedure nondet_uint64_t [2024-10-31 22:19:16,743 INFO L138 BoogieDeclarations]: Found implementation of procedure nondet_uint64_t [2024-10-31 22:19:16,743 INFO L130 BoogieDeclarations]: Found specification of procedure write~int#0 [2024-10-31 22:19:16,743 INFO L130 BoogieDeclarations]: Found specification of procedure write~int#1 [2024-10-31 22:19:16,743 INFO L130 BoogieDeclarations]: Found specification of procedure write~int#2 [2024-10-31 22:19:16,743 INFO L130 BoogieDeclarations]: Found specification of procedure write~int#3 [2024-10-31 22:19:16,743 INFO L130 BoogieDeclarations]: Found specification of procedure write~int#4 [2024-10-31 22:19:16,743 INFO L130 BoogieDeclarations]: Found specification of procedure write~int#5 [2024-10-31 22:19:16,744 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#0 [2024-10-31 22:19:16,744 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#1 [2024-10-31 22:19:16,744 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#2 [2024-10-31 22:19:16,744 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#3 [2024-10-31 22:19:16,744 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#4 [2024-10-31 22:19:16,744 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#5 [2024-10-31 22:19:17,049 INFO L238 CfgBuilder]: Building ICFG [2024-10-31 22:19:17,051 INFO L264 CfgBuilder]: Building CFG for each procedure with an implementation [2024-10-31 22:19:26,831 INFO L? ?]: Removed 125 outVars from TransFormulas that were not future-live. [2024-10-31 22:19:26,831 INFO L287 CfgBuilder]: Performing block encoding [2024-10-31 22:19:26,848 INFO L311 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2024-10-31 22:19:26,849 INFO L316 CfgBuilder]: Removed 0 assume(true) statements. [2024-10-31 22:19:26,849 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 31.10 10:19:26 BoogieIcfgContainer [2024-10-31 22:19:26,850 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2024-10-31 22:19:26,852 INFO L112 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2024-10-31 22:19:26,852 INFO L270 PluginConnector]: Initializing TraceAbstraction... [2024-10-31 22:19:26,860 INFO L274 PluginConnector]: TraceAbstraction initialized [2024-10-31 22:19:26,860 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 31.10 10:19:12" (1/3) ... [2024-10-31 22:19:26,861 INFO L204 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@6c5205c9 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 31.10 10:19:26, skipping insertion in model container [2024-10-31 22:19:26,861 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 31.10 10:19:16" (2/3) ... [2024-10-31 22:19:26,862 INFO L204 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@6c5205c9 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 31.10 10:19:26, skipping insertion in model container [2024-10-31 22:19:26,862 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 31.10 10:19:26" (3/3) ... [2024-10-31 22:19:26,863 INFO L112 eAbstractionObserver]: Analyzing ICFG aws_byte_cursor_from_buf_harness_negated.i [2024-10-31 22:19:26,883 INFO L214 ceAbstractionStarter]: Automizer settings: Hoare:LoopHeads NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2024-10-31 22:19:26,883 INFO L154 ceAbstractionStarter]: Applying trace abstraction to program that has 1 error locations. [2024-10-31 22:19:26,959 INFO L332 AbstractCegarLoop]: ======== Iteration 0 == of CEGAR loop == AllErrorsAtOnce ======== [2024-10-31 22:19:26,967 INFO L333 AbstractCegarLoop]: Settings: SEPARATE_VIOLATION_CHECK=true, mInterprocedural=true, mMaxIterations=1000000, mWatchIteration=1000000, mArtifact=RCFG, mInterpolation=FPandBP, mInterpolantAutomaton=STRAIGHT_LINE, mDumpAutomata=false, mAutomataFormat=ATS_NUMERATE, mDumpPath=., mDeterminiation=PREDICATE_ABSTRACTION, mMinimize=MINIMIZE_SEVPA, mAutomataTypeConcurrency=PETRI_NET, mHoareTripleChecks=INCREMENTAL, mHoareAnnotationPositions=LoopHeads, mDumpOnlyReuseAutomata=false, mLimitTraceHistogram=0, mErrorLocTimeLimit=0, mLimitPathProgramCount=0, mCollectInterpolantStatistics=true, mHeuristicEmptinessCheck=false, mHeuristicEmptinessCheckAStarHeuristic=ZERO, mHeuristicEmptinessCheckAStarHeuristicRandomSeed=1337, mHeuristicEmptinessCheckSmtFeatureScoringMethod=DAGSIZE, mSMTFeatureExtraction=false, mSMTFeatureExtractionDumpPath=., mOverrideInterpolantAutomaton=false, mMcrInterpolantMethod=WP, mPorIndependenceSettings=[Lde.uni_freiburg.informatik.ultimate.lib.tracecheckerutils.partialorder.independence.IndependenceSettings;@7f28b5cb, mLbeIndependenceSettings=[IndependenceType=SEMANTIC, AbstractionType=NONE, UseConditional=false, UseSemiCommutativity=true, Solver=Z3, SolverTimeout=1000ms] [2024-10-31 22:19:26,967 INFO L334 AbstractCegarLoop]: Starting to check reachability of 1 error locations. [2024-10-31 22:19:26,972 INFO L276 IsEmpty]: Start isEmpty. Operand has 128 states, 88 states have (on average 1.25) internal successors, (110), 89 states have internal predecessors, (110), 28 states have call successors, (28), 10 states have call predecessors, (28), 10 states have return successors, (28), 28 states have call predecessors, (28), 28 states have call successors, (28) [2024-10-31 22:19:27,012 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 66 [2024-10-31 22:19:27,013 INFO L207 NwaCegarLoop]: Found error trace [2024-10-31 22:19:27,014 INFO L215 NwaCegarLoop]: trace histogram [4, 4, 4, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-10-31 22:19:27,014 INFO L396 AbstractCegarLoop]: === Iteration 1 === Targeting __VERIFIER_assertErr0ASSERT_VIOLATIONERROR_FUNCTION === [__VERIFIER_assertErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-10-31 22:19:27,024 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-10-31 22:19:27,025 INFO L85 PathProgramCache]: Analyzing trace with hash -1503850868, now seen corresponding path program 1 times [2024-10-31 22:19:27,036 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-10-31 22:19:27,037 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1049328210] [2024-10-31 22:19:27,037 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-10-31 22:19:27,038 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms